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Microsoft Security Response CenterCVE-2026-108133

Windows Modern Device Management (MDM) Elevation of Privilege Vulnerability

HighVendor CVSS 7.8 / 10 1 CVE Published Oct 13, 2026 at 7:00 AM UTC

Summary

Release of invalid pointer or reference in Windows Modern Device Management (MDM) allows an authorized attacker to elevate privileges locally.

Products covered

  • Windows Server 2022

  • Windows Server 2022 (Server Core installation)

Remediation

Install KB5126655.

Vendor-listed fixes

  • 10.0.20348.5761

CVEs in this advisory 1

Updates

  1. Published by Microsoft Security Response Center

    The publication date reported by the vendor.

  2. Added to SecurityAlert

    We collected the advisory from the official source.

  3. Confirmed at the source

    Our collector saw this advisory during a later source check.